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<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        a {
          display: block;
          width: 200px;
          height: 80px;
          background-color: #3064bb;
          color: #fff;
          /* 去掉接下划线 */
          text-decoration: none;
          /* 水平居中 */
          text-align: center;
          /* 行高和高度一致达到文字垂直居中效果 */
          line-height: 80px;
          font-size: 18px;
        }

        a:hover {
          background-color: #608dd9;
        }
    </style>
</head>
<body>
    <a href="#">HTML</a>
    <a href="#">CSS</a>
    <a href="#">JavaScript</a>
    <a href="#">Vue</a>
    <a href="#">React</a>
</body>
</html>